⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-292923, with some changes.

Trillium undulatum f. polymerum Vict. ex Louis-Marie is a synonym of Trillium undulatum Willd.

This name is a synonym of Trillium undulatum Willd..

The record derives from WCSP which reports it as a synonym (record 292923) with original publication details: Rev. Oka Agron. Inst. Agric. 14: 152 1940.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:258400-2.